cpp/openttd-patchpack/source Changeset - r8112:7d126d66990f

Changeset - r8112:7d126d66990f

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rubidium - 16 years ago 2007-12-21 08:34:53
rubidium@openttd.org

(svn r11673) -Codechange: move the overflow safe type to a separate file.

5 files changed with 151 insertions and 144 deletions:

src/core/overflowsafe_type.hpp

147

src/driver.h

src/helpers.hpp

141

src/openttd.h

src/zoom.hpp

0 comments (0 inline, 0 general)

src/core/overflowsafe_type.hpp

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@@ new file 100644 @@
 /* $Id$ */
 /** @file overflowsafe_type.hpp An overflow safe integer-like type. */
 #ifndef OVERFLOWSAFE_TYPE_HPP
 #define OVERFLOWSAFE_TYPE_HPP
 /**
  * Overflow safe template for integers, i.e. integers that will never overflow
  * you multiply the maximum value with 2, or add 2, or substract somethng from
  * the minimum value, etc.
  * @param T     the type these integers are stored with.
  * @param T_MAX the maximum value for the integers.
  * @param T_MIN the minimum value for the integers.
  */
 template <class T, T T_MAX, T T_MIN>
 class OverflowSafeInt
+{
 private:
 	/** The non-overflow safe backend to store the value in. */
 	T m_value;
 public:
 	OverflowSafeInt() : m_value(0) { }
 	OverflowSafeInt(const OverflowSafeInt& other) { this->m_value = other.m_value; }
 	OverflowSafeInt(const int64 int_)             { this->m_value = int_; }
 	FORCEINLINE OverflowSafeInt& operator = (const OverflowSafeInt& other) { this->m_value = other.m_value; return *this; }
 	FORCEINLINE OverflowSafeInt operator - () const { return OverflowSafeInt(-this->m_value); }
 	/**
 	 * Safe implementation of addition.
 	 * @param other the amount to add
 	 * @note when the addition would yield more than T_MAX (or less than T_MIN),
 	 *       it will be T_MAX (respectively T_MIN).
 	 */
 	FORCEINLINE OverflowSafeInt& operator += (const OverflowSafeInt& other)
+	{
 		if ((T_MAX - abs(other.m_value)) < abs(this->m_value) &&
 				(this->m_value < 0) == (other.m_value < 0)) {
 			this->m_value = (this->m_value < 0) ? T_MIN : T_MAX ;
 		} else {
 			this->m_value += other.m_value;
+		}
 		return *this;
+	}
 	/* Operators for addition and substraction */
 	FORCEINLINE OverflowSafeInt  operator +  (const OverflowSafeInt& other) const { OverflowSafeInt result = *this; result += other; return result; }
 	FORCEINLINE OverflowSafeInt  operator +  (const int              other) const { OverflowSafeInt result = *this; result += (int64)other; return result; }
 	FORCEINLINE OverflowSafeInt  operator +  (const uint             other) const { OverflowSafeInt result = *this; result += (int64)other; return result; }
 	FORCEINLINE OverflowSafeInt& operator -= (const OverflowSafeInt& other)       { return *this += (-other); }
 	FORCEINLINE OverflowSafeInt  operator -  (const OverflowSafeInt& other) const { OverflowSafeInt result = *this; result -= other; return result; }
 	FORCEINLINE OverflowSafeInt  operator -  (const int              other) const { OverflowSafeInt result = *this; result -= (int64)other; return result; }
 	FORCEINLINE OverflowSafeInt  operator -  (const uint             other) const { OverflowSafeInt result = *this; result -= (int64)other; return result; }
 	FORCEINLINE OverflowSafeInt& operator ++ () { return *this += 1; }
 	FORCEINLINE OverflowSafeInt& operator -- () { return *this += -1; }
 	FORCEINLINE OverflowSafeInt operator ++ (int) { OverflowSafeInt org = *this; *this += 1; return org; }
 	FORCEINLINE OverflowSafeInt operator -- (int) { OverflowSafeInt org = *this; *this += -1; return org; }
 	/**
 	 * Safe implementation of multiplication.
 	 * @param factor the factor to multiply this with.
 	 * @note when the multiplication would yield more than T_MAX (or less than T_MIN),
 	 *       it will be T_MAX (respectively T_MIN).
 	 */
 	FORCEINLINE OverflowSafeInt& operator *= (const int factor)
+	{
 		if (factor != 0 && (T_MAX / abs(factor)) < abs(this->m_value)) {
 			 this->m_value = ((this->m_value < 0) == (factor < 0)) ? T_MAX : T_MIN ;
 		} else {
 			this->m_value *= factor ;
+		}
 		return *this;
+	}
 	/* Operators for multiplication */
 	FORCEINLINE OverflowSafeInt operator * (const int64  factor) const { OverflowSafeInt result = *this; result *= factor; return result; }
 	FORCEINLINE OverflowSafeInt operator * (const int    factor) const { OverflowSafeInt result = *this; result *= (int64)factor; return result; }
 	FORCEINLINE OverflowSafeInt operator * (const uint   factor) const { OverflowSafeInt result = *this; result *= (int64)factor; return result; }
 	FORCEINLINE OverflowSafeInt operator * (const uint16 factor) const { OverflowSafeInt result = *this; result *= (int64)factor; return result; }
 	FORCEINLINE OverflowSafeInt operator * (const byte   factor) const { OverflowSafeInt result = *this; result *= (int64)factor; return result; }
 	/* Operators for division */
 	FORCEINLINE OverflowSafeInt& operator /= (const int              divisor)       { this->m_value /= divisor; return *this; }
 	FORCEINLINE OverflowSafeInt  operator /  (const OverflowSafeInt& divisor) const { OverflowSafeInt result = *this; result /= divisor.m_value; return result; }
 	FORCEINLINE OverflowSafeInt  operator /  (const int              divisor) const { OverflowSafeInt result = *this; result /= divisor; return result; }
 	FORCEINLINE OverflowSafeInt  operator /  (const uint             divisor) const { OverflowSafeInt result = *this; result /= (int)divisor; return result; }
 	/* Operators for modulo */
 	FORCEINLINE OverflowSafeInt& operator %= (const int  divisor)       { this->m_value %= divisor; return *this; }
 	FORCEINLINE OverflowSafeInt  operator %  (const int  divisor) const { OverflowSafeInt result = *this; result %= divisor; return result; }
 	/* Operators for shifting */
 	FORCEINLINE OverflowSafeInt& operator <<= (const int shift)       { this->m_value <<= shift; return *this; }
 	FORCEINLINE OverflowSafeInt  operator <<  (const int shift) const { OverflowSafeInt result = *this; result <<= shift; return result; }
 	FORCEINLINE OverflowSafeInt& operator >>= (const int shift)       { this->m_value >>= shift; return *this; }
 	FORCEINLINE OverflowSafeInt  operator >>  (const int shift) const { OverflowSafeInt result = *this; result >>= shift; return result; }
 	/* Operators for (in)equality when comparing overflow safe ints */
 	FORCEINLINE bool operator == (const OverflowSafeInt& other) const { return this->m_value == other.m_value; }
 	FORCEINLINE bool operator != (const OverflowSafeInt& other) const { return !(*this == other); }
 	FORCEINLINE bool operator >  (const OverflowSafeInt& other) const { return this->m_value > other.m_value; }
 	FORCEINLINE bool operator >= (const OverflowSafeInt& other) const { return this->m_value >= other.m_value; }
 	FORCEINLINE bool operator <  (const OverflowSafeInt& other) const { return !(*this >= other); }
 	FORCEINLINE bool operator <= (const OverflowSafeInt& other) const { return !(*this > other); }
 	/* Operators for (in)equality when comparing non-overflow safe ints */
 	FORCEINLINE bool operator == (const int other) const { return this->m_value == other; }
 	FORCEINLINE bool operator != (const int other) const { return !(*this == other); }
 	FORCEINLINE bool operator >  (const int other) const { return this->m_value > other; }
 	FORCEINLINE bool operator >= (const int other) const { return this->m_value >= other; }
 	FORCEINLINE bool operator <  (const int other) const { return !(*this >= other); }
 	FORCEINLINE bool operator <= (const int other) const { return !(*this > other); }
 	FORCEINLINE operator int64 () const { return this->m_value; }
 };
 /* Sometimes we got int64 operator OverflowSafeInt instead of vice versa. Handle that properly */
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator + (int64 a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator - (int64 a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return -b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator * (int64 a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b * a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator / (int64 a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return (OverflowSafeInt<T, T_MAX, T_MIN>)a / (int)b; }
 /* Sometimes we got int operator OverflowSafeInt instead of vice versa. Handle that properly */
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator + (int   a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator - (int   a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return -b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator * (int   a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b * a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator / (int   a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return (OverflowSafeInt<T, T_MAX, T_MIN>)a / (int)b; }
 /* Sometimes we got uint operator OverflowSafeInt instead of vice versa. Handle that properly */
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator + (uint  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator - (uint  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return -b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator * (uint  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b * a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator / (uint  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return (OverflowSafeInt<T, T_MAX, T_MIN>)a / (int)b; }
 /* Sometimes we got byte operator OverflowSafeInt instead of vice versa. Handle that properly */
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator + (byte  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator - (byte  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return -b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator * (byte  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b * a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator / (byte  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return (OverflowSafeInt<T, T_MAX, T_MIN>)a / (int)b; }
 typedef OverflowSafeInt<int64, INT64_MAX, INT64_MIN> OverflowSafeInt64;
 #endif /* OVERFLOWSAFE_TYPE_HPP */

src/driver.h

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@@ @@ -6,7 +6,7 @@ @@
 #define DRIVER_H
 #include "debug.h"
-#include "helpers.hpp"
+#include "core/enum_type.hpp"
 #include "string.h"
 #include <string>
 #include <map>

src/helpers.hpp

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@@ @@ -5,9 +5,6 @@ @@
 #ifndef HELPERS_HPP
 #define HELPERS_HPP
 #include "macros.h"
 #include "core/enum_type.hpp"
 /** When allocating using malloc/calloc in C++ it is usually needed to cast the return value
 *  from void* to the proper pointer type. Another alternative would be MallocT<> as follows */
 template <typename T> FORCEINLINE T* MallocT(size_t num_elements)
@@ @@ -42,142 +39,4 @@ template<typename T> void Swap(T& a, T& @@
 	b = t;
+}
 /**
  * Overflow safe template for integers, i.e. integers that will never overflow
  * you multiply the maximum value with 2, or add 2, or substract somethng from
  * the minimum value, etc.
  * @param T     the type these integers are stored with.
  * @param T_MAX the maximum value for the integers.
  * @param T_MIN the minimum value for the integers.
  */
 template <class T, T T_MAX, T T_MIN>
 class OverflowSafeInt
+{
 private:
 	/** The non-overflow safe backend to store the value in. */
 	T m_value;
 public:
 	OverflowSafeInt() : m_value(0) { }
 	OverflowSafeInt(const OverflowSafeInt& other) { this->m_value = other.m_value; }
 	OverflowSafeInt(const int64 int_)             { this->m_value = int_; }
 	FORCEINLINE OverflowSafeInt& operator = (const OverflowSafeInt& other) { this->m_value = other.m_value; return *this; }
 	FORCEINLINE OverflowSafeInt operator - () const { return OverflowSafeInt(-this->m_value); }
 	/**
 	 * Safe implementation of addition.
 	 * @param other the amount to add
 	 * @note when the addition would yield more than T_MAX (or less than T_MIN),
 	 *       it will be T_MAX (respectively T_MIN).
 	 */
 	FORCEINLINE OverflowSafeInt& operator += (const OverflowSafeInt& other)
+	{
 		if ((T_MAX - abs(other.m_value)) < abs(this->m_value) &&
 				(this->m_value < 0) == (other.m_value < 0)) {
 			this->m_value = (this->m_value < 0) ? T_MIN : T_MAX ;
 		} else {
 			this->m_value += other.m_value;
+		}
 		return *this;
+	}
 	/* Operators for addition and substraction */
 	FORCEINLINE OverflowSafeInt  operator +  (const OverflowSafeInt& other) const { OverflowSafeInt result = *this; result += other; return result; }
 	FORCEINLINE OverflowSafeInt  operator +  (const int              other) const { OverflowSafeInt result = *this; result += (int64)other; return result; }
 	FORCEINLINE OverflowSafeInt  operator +  (const uint             other) const { OverflowSafeInt result = *this; result += (int64)other; return result; }
 	FORCEINLINE OverflowSafeInt& operator -= (const OverflowSafeInt& other)       { return *this += (-other); }
 	FORCEINLINE OverflowSafeInt  operator -  (const OverflowSafeInt& other) const { OverflowSafeInt result = *this; result -= other; return result; }
 	FORCEINLINE OverflowSafeInt  operator -  (const int              other) const { OverflowSafeInt result = *this; result -= (int64)other; return result; }
 	FORCEINLINE OverflowSafeInt  operator -  (const uint             other) const { OverflowSafeInt result = *this; result -= (int64)other; return result; }
 	FORCEINLINE OverflowSafeInt& operator ++ () { return *this += 1; }
 	FORCEINLINE OverflowSafeInt& operator -- () { return *this += -1; }
 	FORCEINLINE OverflowSafeInt operator ++ (int) { OverflowSafeInt org = *this; *this += 1; return org; }
 	FORCEINLINE OverflowSafeInt operator -- (int) { OverflowSafeInt org = *this; *this += -1; return org; }
 	/**
 	 * Safe implementation of multiplication.
 	 * @param factor the factor to multiply this with.
 	 * @note when the multiplication would yield more than T_MAX (or less than T_MIN),
 	 *       it will be T_MAX (respectively T_MIN).
 	 */
 	FORCEINLINE OverflowSafeInt& operator *= (const int factor)
+	{
 		if (factor != 0 && (T_MAX / abs(factor)) < abs(this->m_value)) {
 			 this->m_value = ((this->m_value < 0) == (factor < 0)) ? T_MAX : T_MIN ;
 		} else {
 			this->m_value *= factor ;
+		}
 		return *this;
+	}
 	/* Operators for multiplication */
 	FORCEINLINE OverflowSafeInt operator * (const int64  factor) const { OverflowSafeInt result = *this; result *= factor; return result; }
 	FORCEINLINE OverflowSafeInt operator * (const int    factor) const { OverflowSafeInt result = *this; result *= (int64)factor; return result; }
 	FORCEINLINE OverflowSafeInt operator * (const uint   factor) const { OverflowSafeInt result = *this; result *= (int64)factor; return result; }
 	FORCEINLINE OverflowSafeInt operator * (const uint16 factor) const { OverflowSafeInt result = *this; result *= (int64)factor; return result; }
 	FORCEINLINE OverflowSafeInt operator * (const byte   factor) const { OverflowSafeInt result = *this; result *= (int64)factor; return result; }
 	/* Operators for division */
 	FORCEINLINE OverflowSafeInt& operator /= (const int              divisor)       { this->m_value /= divisor; return *this; }
 	FORCEINLINE OverflowSafeInt  operator /  (const OverflowSafeInt& divisor) const { OverflowSafeInt result = *this; result /= divisor.m_value; return result; }
 	FORCEINLINE OverflowSafeInt  operator /  (const int              divisor) const { OverflowSafeInt result = *this; result /= divisor; return result; }
 	FORCEINLINE OverflowSafeInt  operator /  (const uint             divisor) const { OverflowSafeInt result = *this; result /= (int)divisor; return result; }
 	/* Operators for modulo */
 	FORCEINLINE OverflowSafeInt& operator %= (const int  divisor)       { this->m_value %= divisor; return *this; }
 	FORCEINLINE OverflowSafeInt  operator %  (const int  divisor) const { OverflowSafeInt result = *this; result %= divisor; return result; }
 	/* Operators for shifting */
 	FORCEINLINE OverflowSafeInt& operator <<= (const int shift)       { this->m_value <<= shift; return *this; }
 	FORCEINLINE OverflowSafeInt  operator <<  (const int shift) const { OverflowSafeInt result = *this; result <<= shift; return result; }
 	FORCEINLINE OverflowSafeInt& operator >>= (const int shift)       { this->m_value >>= shift; return *this; }
 	FORCEINLINE OverflowSafeInt  operator >>  (const int shift) const { OverflowSafeInt result = *this; result >>= shift; return result; }
 	/* Operators for (in)equality when comparing overflow safe ints */
 	FORCEINLINE bool operator == (const OverflowSafeInt& other) const { return this->m_value == other.m_value; }
 	FORCEINLINE bool operator != (const OverflowSafeInt& other) const { return !(*this == other); }
 	FORCEINLINE bool operator >  (const OverflowSafeInt& other) const { return this->m_value > other.m_value; }
 	FORCEINLINE bool operator >= (const OverflowSafeInt& other) const { return this->m_value >= other.m_value; }
 	FORCEINLINE bool operator <  (const OverflowSafeInt& other) const { return !(*this >= other); }
 	FORCEINLINE bool operator <= (const OverflowSafeInt& other) const { return !(*this > other); }
 	/* Operators for (in)equality when comparing non-overflow safe ints */
 	FORCEINLINE bool operator == (const int other) const { return this->m_value == other; }
 	FORCEINLINE bool operator != (const int other) const { return !(*this == other); }
 	FORCEINLINE bool operator >  (const int other) const { return this->m_value > other; }
 	FORCEINLINE bool operator >= (const int other) const { return this->m_value >= other; }
 	FORCEINLINE bool operator <  (const int other) const { return !(*this >= other); }
 	FORCEINLINE bool operator <= (const int other) const { return !(*this > other); }
 	FORCEINLINE operator int64 () const { return this->m_value; }
 };
 /* Sometimes we got int64 operator OverflowSafeInt instead of vice versa. Handle that properly */
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator + (int64 a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator - (int64 a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return -b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator * (int64 a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b * a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator / (int64 a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return (OverflowSafeInt<T, T_MAX, T_MIN>)a / (int)b; }
 /* Sometimes we got int operator OverflowSafeInt instead of vice versa. Handle that properly */
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator + (int   a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator - (int   a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return -b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator * (int   a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b * a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator / (int   a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return (OverflowSafeInt<T, T_MAX, T_MIN>)a / (int)b; }
 /* Sometimes we got uint operator OverflowSafeInt instead of vice versa. Handle that properly */
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator + (uint  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator - (uint  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return -b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator * (uint  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b * a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator / (uint  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return (OverflowSafeInt<T, T_MAX, T_MIN>)a / (int)b; }
 /* Sometimes we got byte operator OverflowSafeInt instead of vice versa. Handle that properly */
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator + (byte  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator - (byte  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return -b + a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator * (byte  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return b * a; }
 template <class T, int64 T_MAX, int64 T_MIN> FORCEINLINE OverflowSafeInt<T, T_MAX, T_MIN> operator / (byte  a, OverflowSafeInt<T, T_MAX, T_MIN> b) { return (OverflowSafeInt<T, T_MAX, T_MIN>)a / (int)b; }
 #endif /* HELPERS_HPP */

src/openttd.h

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@@ @@ -8,6 +8,7 @@ @@
 #define VARDEF extern
 #endif
 #include "macros.h"
 #include "helpers.hpp"
 struct Oblong {
@@ @@ -68,7 +69,7 @@ typedef uint16 GroupID; @@
 typedef uint16 EngineRenewID;
 typedef uint16 DestinationID;
-typedef OverflowSafeInt<int64, INT64_MAX, INT64_MIN> OverflowSafeInt64;
+#include "core/overflowsafe_type.hpp"
 typedef OverflowSafeInt64 Money;
 /* DestinationID must be at least as large as every these below, because it can

src/zoom.hpp

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@@ @@ -5,7 +5,7 @@ @@
 #ifndef ZOOM_HPP
 #define ZOOM_HPP
-#include "helpers.hpp"
+#include "core/enum_type.hpp"
 enum ZoomLevel {
 	/* Our possible zoom-levels */

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